Question

why does the skin of our fingers shrink when we washes clothes for long time

Answer 1

they son't shrink they actually contract due to cold temperature

Answer 2

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When we wash clothes, our hands are exposed to water for a long time. Our hands behave as a hypertonic solution and the outside of our hands behave as a hypotonic solution. ... So actually the water is not absorbed here just leaving and thus it shrinks